Traditional Culture Encyclopedia - Traditional festivals - Now the corrosion inhibitors commonly used in industry are those?

Now the corrosion inhibitors commonly used in industry are those?

Can be divided into inorganic corrosion inhibitors, organic corrosion inhibitors, polymer corrosion inhibitors.

Corrosion inhibitors

①Inorganic corrosion inhibitors

Inorganic corrosion inhibitors mainly include chromates, nitrites, silicates, molybdates, tungstates, polyphosphates, zinc salts and so on.

② organic corrosion inhibitors

Organic corrosion inhibitors mainly include phosphonic acid (salt), phosphine carboxylic acid, Ryuky benzothiazole, benzotriazole, sulfonated lignin and some other heterocyclic compounds containing nitrogen oxides.

③Polymer corrosion inhibitors

Polymer corrosion inhibitors mainly include polyethylene, POCA, polyaspartic acid, and some other oligomeric polymer chemicals.